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-rw-r--r--net/qrtr/qrtr.c28
1 files changed, 28 insertions, 0 deletions
diff --git a/net/qrtr/qrtr.c b/net/qrtr/qrtr.c
index e8cbab23d667..d7516098b5aa 100644
--- a/net/qrtr/qrtr.c
+++ b/net/qrtr/qrtr.c
@@ -112,6 +112,7 @@ struct qrtr_node {
};
static int qrtr_local_enqueue(struct qrtr_node *node, struct sk_buff *skb);
+static int qrtr_bcast_enqueue(struct qrtr_node *node, struct sk_buff *skb);
/* Release node resources and free the node.
*
@@ -312,6 +313,26 @@ static struct sk_buff *qrtr_alloc_local_bye(u32 src_node)
return skb;
}
+static struct sk_buff *qrtr_alloc_del_client(struct sockaddr_qrtr *sq)
+{
+ const int pkt_len = 20;
+ struct sk_buff *skb;
+ __le32 *buf;
+
+ skb = qrtr_alloc_ctrl_packet(QRTR_TYPE_DEL_CLIENT, pkt_len,
+ sq->sq_node, QRTR_NODE_BCAST);
+ if (!skb)
+ return NULL;
+
+ buf = (__le32 *)skb_put(skb, pkt_len);
+ memset(buf, 0, pkt_len);
+ buf[0] = cpu_to_le32(QRTR_TYPE_DEL_CLIENT);
+ buf[1] = cpu_to_le32(sq->sq_node);
+ buf[2] = cpu_to_le32(sq->sq_port);
+
+ return skb;
+}
+
static struct qrtr_sock *qrtr_port_lookup(int port);
static void qrtr_port_put(struct qrtr_sock *ipc);
@@ -448,8 +469,15 @@ static void qrtr_port_put(struct qrtr_sock *ipc)
/* Remove port assignment. */
static void qrtr_port_remove(struct qrtr_sock *ipc)
{
+ struct sk_buff *skb;
int port = ipc->us.sq_port;
+ skb = qrtr_alloc_del_client(&ipc->us);
+ if (skb) {
+ skb_set_owner_w(skb, &ipc->sk);
+ qrtr_bcast_enqueue(NULL, skb);
+ }
+
if (port == QRTR_PORT_CTRL)
port = 0;